lolita powell said her husband lived to serve others. >> we always look at it from the aspect, it could be us. what if this was us? what if one day we're in the same situation, you know? like i said, no one wakes up and says, hey, i want to be homeless. no one. >> such an emotional story. the couple's 3-year-old daughter also suffered gunshot wounds. a bullet went through little shala's arm and grazed her head. mom and daughter will recover but remain devastated by their loss. community effort helped to recover a gun involved in an officer-involved shooting in the bay view district. police shot kenneth harding on july 16th but investigators say the ballistic tests show the bullet that killed harding came from his own gun. officers were led to a semiautomatic pistol and today san francisco police confirmed it is, indeed, harding's gun.